from tkinter import*
X = int(input("Введите начальную кординату X: ")) #Координата X
Y = int(input("Введите начальную кординату Y: ")) #Координата Y
N = int(input("Введите начальную кординату N: ")) #Координата N

coords = [0,0,10,0,10,10,20,10,20,30,10,30,10,20,0,20]
if N == 0 and X>=0 and X<=500 and Y>=0 and Y<=500:
    pass
else:
    if N > 0 and 0*N+X>=0 and 0*N+Y>=0 and 20*N+X<=500 and 30*N+Y<=500:
        pass
    else:
        if N < 0 and 20*N+X>=0 and 30*N+Y>=0 and 0*N+X<=500 and 0*N+Y<=500:
            pass
        else:
            print('Размер фигуры привышает рамки')
            exit()
root = Tk()
root.title("ИТ марафон")
root.geometry("500x500")

canvas = Canvas(bg="white", width=500, height=500)
canvas.pack(anchor=CENTER, expand=1)

canvas.create_polygon(coords[0] *N+X, coords [1] *N+Y,
                      coords[2] *N+X, coords [3] *N+Y,
                      coords[4] *N+X, coords [5] *N+Y,
                      coords[6] *N+X, coords [7] *N+Y,
                      coords[8] *N+X, coords [9] *N+Y,
                      coords[10] *N+X, coords [11] *N+Y,
                      coords[12] *N+X, coords [13] *N+Y,
                      coords[14] *N+X, coords [15] *N+Y)
root.mainloop()
